wallflower12356
wallflower12356 wallflower12356
  • 01-07-2019
  • Chemistry
contestada

How many moles are in 64 grams of methane, CH4?
A. 4
B. 32
C. 64
D. 13

Respuesta :

superman1987
superman1987 superman1987
  • 02-07-2019

Answer:

A. 4.

Explanation:

  • We can use the relation:

no. of moles (n) = mass/molar mass.

mass = 64.0 g, molar mass = 16.0 g/mol.

∴ no. of moles (n) = mass/molar mass = (64.0 g)/(16.0 g/mol) = 4 mol.

Answer Link

Otras preguntas

Solve the Inverse Function
The product of 7 and x is less than or equal to -21
The line y = –2x – 8 is graphed. Which ordered pairs are solutions to the equation? Check all that apply. (–8, 8) (–6, 2) (–2, 4) (0, –4) (2, –12)
Help please!!!!!!!!!
refers to the massive database known as medical records. a. Health and medical records database b. Database c. Medical records database d. Health information te
Is Question. I pu 1 of 30 (0 complete) This What is the official name for the physician who assumes responsibility for all patient care aspects within a specifi
When writing the equation of a circle on the coordinate plane, use the formula x2 + y2 = 12 only when the center is not on the origin True False
solve for the veriable. 8(1+8)-23b=b​
can anyone help me with these
How did Arachne anger the gods